Answer:
c = 8.75b
Explanation:
Since each box costs the same,
The cost of one box = Total cost of 23 boxes ÷ 23
= 201.25 / 23 = 8.75
For b boxes, the total cost would be $8.75b
This should be equal to c which is the variable used to represent the total cost
So the equation is
c = 8.75b